The High Power EMF Pump is an electromagnetic generation device for paranormal investigating. The EMF pump runs on 120 A/C current which make it much more powerful than other pump on the market and can run for hours. Just plug it into any standard 120v outlet and it will emit electromagnetic energy into a room that the device is placed in. It will give out up to 400 milliguass in varying directions once it is turned on. It is built with a cooling fan and venting in order to allow you to leave this EMF pump on for longer periods than other pumps that tend to overheat. The Pump also keeps the EMF levels in a range that you are less likely to cause any damage to your other equipment.